- Patent Title: Method and apparatus for the injection molding of plastic materials
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Application No.: US15064736Application Date: 2016-03-09
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Publication No.: US10144165B2Publication Date: 2018-12-04
- Inventor: Andrea Zigante , Enzo De Seta
- Applicant: INGLASS S.p.A.
- Applicant Address: IT San Polo di Piave (Treviso)
- Assignee: INGLASS S.p.A.
- Current Assignee: INGLASS S.p.A.
- Current Assignee Address: IT San Polo di Piave (Treviso)
- Agency: RMCK Law Group PLC
- Priority: IT102015000008368 20150312
- Main IPC: B29C45/57
- IPC: B29C45/57 ; B29C45/00 ; B29C45/13 ; B29C45/76 ; B29C45/77

Abstract:
A molding method for the production of articles molded by injecting plastic material into a mold cavity by a plurality of injectors electrically sequentially actuated under an electronic control according to a cycle providing for a step for filling the mold cavity, followed by a step for packing the plastic material in the mold cavity. Each injector, regardless of both its position with respect to the mold cavity and its opening speed, is controlled in at least one of the following control modes: i) partially closing the injector from a maximum open condition to a less opened condition in the filling step, ii) setting the injector in a partially open condition and then opening the injector to a more opened condition, in the packing step.
Public/Granted literature
- US20160263801A1 METHOD AND APPARATUS FOR THE INJECTION MOLDING OF PLASTIC MATERIALS Public/Granted day:2016-09-15
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